<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>

    <style scoped lang="less">
        .form-preview {
            position: relative;
            display: flex;
            align-items: center;
        }
        
        .form-preview h2 {
            font-size: 18px;
            font-weight: normal;
        }
        
        .form-preview small {
            font-size: 12px;
            display: inline-block;
            padding: 2px 6px;
            background: #27ba9b;
            color: #fff;
            border-radius: 2px;
            transform: scale(0.8);
        }
        
        .form-preview .btn-edit {
            font-size: 12px;
            display: none;
            text-decoration: none;
            color: #069;
            margin-left: 20px;
        }
        
        .form-preview:hover .btn-edit {
            display: block;
        }
        
        .form-edit {
            padding-top: 20px;
        }
        
        .form-item {
            display: flex;
            margin-bottom: 20px;
            align-items: center;
        }
        
        .form-item .label {
            width: 60px;
            text-align: right;
            font-size: 14px;
        }
        
        .form-item .input {
            flex: 1;
        }
        
        .form-item input,
        .form-item select {
            appearance: none;
            outline: none;
            border: 1px solid #ccc;
            width: 200px;
            height: 40px;
            box-sizing: border-box;
            padding: 10px;
            color: #666;
        }
        
        .form-item input::placeholder {
            color: #666;
        }
        
        .form-item .cancel,
        .form-item .submit {
            appearance: none;
            outline: none;
            border: 1px solid #ccc;
            border-radius: 4px;
            padding: 4px 10px;
            margin-right: 10px;
            font-size: 12px;
            background: #ccc;
        }
        
        .form-item .submit {
            border-color: #069;
            background: #069;
            color: #fff;
        }
    </style>
</head>

<body>
    <!-- <template> -->
    <div class="article-case" id="app">
        <div class="form-preview">
            <h2>如何成为前端老鸟</h2>
            <small>文章频道</small>
            <a class="btn-edit" href="#" @click="oncx">编辑</a>
        </div>
        <div class="form-edit" v-show="isShow">
            <div class="form-item">
                <div class="label">标题：</div>
                <div class="input">
                    <input type="text" v-model="xq" />
                </div>
            </div>
            <div class="form-item">
                <div class="label">频道：</div>
                <div class="input">
                    <select>
                  <option value="">请选择频道</option>
                  <option value="前端">前端</option>
                  <option value="运维">运维</option>
                  <option value="测试">测试</option>
                </select>
                </div>
            </div>
            <div class="form-item">
                <div class="label"></div>
                <div class="input">
                    <button class="cancel" @click="onqx">取消</button>
                    <button class="submit" @click="onqd">确认</button>
                </div>
            </div>
        </div>
    </div>
    <!-- </template> -->
    <!-- 引入vue -->
    <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js">
        // export default {
        //     name: 'ArticleCase',
        //     data() {
        //         return {
        //             edit: false,
        //             article: {
        //                 title: '如何成为一名前端老鸟？',
        //                 channel: '前端',
        //             },
        //             form: {
        //                 title: '',
        //                 channel: '',
        //             },
        //         };
        //     },
        //     methods: {

        //     },
        // };
    </script>
    <script>
        //生成一个vue实列
        const app = new Vue({
            // 挂载
            el: '#app',
            data: {
                isShow: false,
                xq: '如何成为前端老鸟'
            },
            methods: {
                oncx() {
                    if (app.isShow === false) {
                        app.isShow = true
                    } else {
                        app.isShow = false
                    }
                },
                onqd() {
                    app.isShow = false
                        // if (document.querySelector('select').value = '请选择频道') {
                        //     alert('请选择')
                        // }
                        // return
                    document.querySelector('h2').innerHTML = app.xq
                    document.querySelector('small').innerHTML = document.querySelector('select').value
                    document.querySelector('select').value = ''
                        // document.querySelector('.input input') = ''
                },
                onqx() {
                    app.isShow = false
                }
            },
        })
    </script>

</body>

</html>